Part-I - Controller General of Patents Designs and Trademarks

(12) PATENT APPLICATION PUBLICATION (21) Application No.1697/CHE/2012 A
(19) INDIA
(22) Date of filing of Application :01/05/2012 (43) Publication Date : 21/06/2013
(54) Title of the invention : INTERNAL COMBUSION ENGINE HAVING AT LEAST ONE COMBUSION CHAMBER
(51) International classification
:F01L (71)Name of Applicant :
13/00 1)MAN TRUCK & BUS AG
(31) Priority Document No
:10 2011 Address of Applicant :DACHAUER STR. 667, 80995
100 324.3 MUNCHEN Germany
(32) Priority Date :04/05/2011 (72)Name of Inventor :
(33) Name of priority country :Germany 1)HERIBERT MOLLER
(86) International Application No
Filing Date
:NA
:NA
(87) International Publication No : NA
(61) Patent of Addition to Application Number
Filing Date
:NA
:NA
(62) Divisional to Application Number
Filing Date
:NA
:NA
(57) Abstract :
Internal combustion engine having at least one combustion chamber Internal combustion engine having at least one combustion
chamber, from which exhaust gas can be discharged by means of at least one exhaust valve, comprising an engine braking device
having a hydraulic additional valve control unit, which is integrated into a connecting mechanism connecting the exhaust valve to
a camshaft and which holds the exhaust valve in a partially opened position when the engine braking device is actuated, and
comprising a hydraulic valve lash compensating mechanism for the exhaust valve, wherein the connecting mechanism comprises
at least one rocker lever and an intermediate element arranged between the rocker lever and the exhaust valve, and wherein the
hydraulic additional valve control unit of the engine braking device comprises a first piston-cylinder unit for the temporary partial
opening of one exhaust valve, and the hydraulic valve lash compensating mechanism comprises a second piston-cylinder unit for
counteracting valve lash, wherein the first piston-cylinder unit is arranged in or on the intermediate element, and the second
piston-cylinder unit is arranged in or on the rocker lever.
No. of Pages : 41 No. of Claims : 15
The Patent Office Journal 21/06/2013 13926